[PATCH] D108355: [AggressiveInstCombine] Add arithmetic shift right instr to `TruncInstCombine` DAG

[Anton Afanasyev via Phabricator via llvm-commits]

anton-afanasyev updated this revision to Diff 367492.
anton-afanasyev added a comment.

Use `countMinSignBits()`


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D108355/new/

https://reviews.llvm.org/D108355

Files:
  llvm/lib/Transforms/AggressiveInstCombine/TruncInstCombine.cpp
  llvm/test/Transforms/AggressiveInstCombine/trunc_shifts.ll

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